Home / 14,622,076.57-20,178,773.53-8,006,942.85

Finding the Fourth Proportional to 14,622,076.57, 20,178,773.53 and 8,006,942.85

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Solution

The fourth proportional to 14,622,076.57, 20,178,773.53 and 8,006,942.85 is: 11,049,749.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,622,076.57 : 20,178,773.53 = 8,006,942.85 : x
  2. Step 2: Convert to fraction form
    14,622,076.57/20,178,773.53 = 8,006,942.85/x
  3. Step 3: Cross multiply
    14,622,076.57x = 20,178,773.53 × 8,006,942.85
  4. Step 4: Simplify right side
    14,622,076.57x = 161,570,286,437,802.75
  5. Step 5: Solve for x
    x = 161,570,286,437,802.75/14,622,076.57
  6. Step 6: Final answer
    x = 11,049,749.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.